Polar M91TI Heart Rate Monitor User Manual


 
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TECHNICAL SPECIFICATIONS
Polar heart rate monitor is designed to indicate the level of
physiological strain and intensity in sports and exercise. No
other use is intended or implied. Heart rate is displayed as
number of heart beats per minute (bpm).
POLAR TRANSMITTER
Battery type: Built-in Lithium Cell
Battery life: Average 2500 hours of use
Operating temperature: 14 °F to 122 °F / -10 °C to +50 °C
Material: Polyurethane
ELASTIC STRAP
Buckle material: Polyurethane
Fabric material: Nylon, polyester and natural
rubber including a small amount
of latex
WRIST RECEIVER
Battery type: CR 2032
Battery life: Average 1 year (2h/ day, 7 days/
week)
Operating temperature: 14 °F to 122 °F / -10 °C to +50 °C
Water resistance: to 330 feet/ 100 meters
Accuracy of formula for
age based OwnZone
heart rate limits (OZ.A): ±1bpm
Case: Titanium
Backcover and wrist strap buckle: Stainless steel complying
with the EU Directive 94/27/EU and its amendment 1999/C
205/05 on the release of nickel from products intended to
come into direct and prolonged contact with the skin.
Watch accuracy better than ± 0,5 seconds/ day at
77 ºF / 25 ºC temperature.
Usually the first sign of a discharged battery is fading of
the digits when using the backlight. Have the batteries
checked.
... THE BATTERY OF THE WRIST RECEIVER MUST BE
REPLACED?
We recommend having all service done by an authorized
Polar Service Center. This is especially necessary to ensure
the warranty remains valid and is not affected by incorrect
repair procedures done by an unauthorized agent. Polar
Service will test your wrist receiver for water resistance
after battery replacement and make a full periodic check of
the complete Polar heart rate monitor.
man M91ti USA A 13/11/00, 12:0252-53